PracticeQuiz content is free on an ad-supported model.
Unfortunately, we can't support ad blocker usage because of the impact on our servers. If you'd like to continue, please disable your ad blocker and reload page.
This free practice test is a pre-exam refresher featuring 261 realistic questions in biology and chemistry for the MCAT. Additionally, it is a worthwhile study guide for any medical type exam requiring biology and chemistry knowledge at the 101 and 201 levels.
Need more science review questions? Try our Biomedical Admissions test prep set, with dozens of science knowledge quesitons.
There are 59 questions on the Biology section of the MCAT.
The Biology section of the MCAT is 1 hour and 35 minutes long.
Managing Editor
Ted Chan is the Managing Editor of PracticeQuiz.com. Ted has experience as a journalist and a writer, including editorial or content production roles at ESPN, Better Business Bureau, The Boston Globe, and Forbes. Ted holds a BA from Swarthmore College with High Honors, and a MBA from the MIT Sloan School of Management. Ted also studied at the Harvard Business School, earning a Certificate in Value-based Health Care Delivery.
All content, unless otherwise noted, was created for PracticeQuiz. Let an editor now if you have suggested content edits by emailing us at the support address in the header, or by commenting in the Contribute box above.